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In a Testcross,an Organism with a Dominant Phenotype,but Unknown Genotype

Question 28

Multiple Choice

In a testcross,an organism with a dominant phenotype,but unknown genotype is crossed with which of the following to establish its genotype?

A) homozygous dominant
B) heterozygous
C) homozygous recessive
D) heterozygous dominant
E) monohybrid dominant

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